package com.mbmall.product.service.impl;

import com.common.to.SkuReductionTo;
import com.common.to.SpuBoundTo;
import com.common.utils.R;
import com.mbmall.product.entity.*;
import com.mbmall.product.feign.CouponFeignService;
import com.mbmall.product.service.*;
import com.mbmall.product.vo.*;
import org.springframework.beans.BeanUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.math.BigDecimal;
import java.util.Date;
import java.util.List;
import java.util.Map;
import java.util.stream.Collectors;

import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.common.utils.PageUtils;
import com.common.utils.Query;

import com.mbmall.product.dao.SpuInfoDao;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.util.StringUtils;


@Service("spuInfoService")
public class SpuInfoServiceImpl extends ServiceImpl<SpuInfoDao, SpuInfoEntity> implements SpuInfoService {

    @Autowired
    SpuInfoDescService spuInfoDescService;

    @Autowired
    SpuImagesService spuImagesService;

    @Autowired
    AttrService attrService;

    @Autowired
    ProductAttrValueService productAttrValueService;

    @Autowired
    SkuInfoService skuInfoService;

    @Autowired
    SkuImagesService skuImagesService;


    @Autowired
    SkuSaleAttrValueService skuSaleAttrValueService;

    @Autowired
    CouponFeignService couponFeignService;

    @Override
    public PageUtils queryPage(Map<String, Object> params) {
        IPage<SpuInfoEntity> page = this.page(
                new Query<SpuInfoEntity>().getPage(params),
                new QueryWrapper<SpuInfoEntity>()
        );

        return new PageUtils(page);
    }


    @Transactional
    @Override
    public void saveSpuInfo(SpuSaveVo vo) {
        //1、保存spu基本信息pms_spu_info
        SpuInfoEntity spuInfoEntity = new SpuInfoEntity();
        BeanUtils.copyProperties(vo,spuInfoEntity);
        spuInfoEntity.setCreateTime(new Date());
        spuInfoEntity.setUpdateTime(new Date());
        this.saveBaseInfo(spuInfoEntity);
        //2、保存spu的描述图片pms_spu_info_desc
        List<String> decript = vo.getDecript();
        SpuInfoDescEntity spuInfoDescEntity = new SpuInfoDescEntity();
        spuInfoDescEntity.setSpuId(spuInfoEntity.getId());
        spuInfoDescEntity.setDecript(String.join(",",decript));
        spuInfoDescService.saveSpuInfoDesc(spuInfoDescEntity);
        //3、保存spu的图片集pms_spu_images
        List<String> images = vo.getImages();
        spuImagesService.saveImages(spuInfoEntity.getId(),images);
        //4、保存spu的规格参数pms_product_attr_value
        List<BaseAttrs> baseAttrs = vo.getBaseAttrs();
        List<ProductAttrValueEntity> collect = baseAttrs.stream().map((attr) -> {
            ProductAttrValueEntity productAttrValueEntity = new ProductAttrValueEntity();
            productAttrValueEntity.setAttrId(attr.getAttrId());
            AttrEntity attrEntity = attrService.getById(attr.getAttrId());
            productAttrValueEntity.setAttrName(attrEntity.getAttrName());
            productAttrValueEntity.setAttrValue(attr.getAttrValues());
            productAttrValueEntity.setQuickShow(attr.getShowDesc());
            productAttrValueEntity.setSpuId(spuInfoEntity.getId());
            return productAttrValueEntity;
        }).collect(Collectors.toList());
        productAttrValueService.saveBatch(collect);
        //5 保存spu的积分信息sms_spu_bounds
        Bounds bounds = vo.getBounds();
        SpuBoundTo spuBoundTo = new SpuBoundTo();
        BeanUtils.copyProperties(bounds,spuBoundTo);
        spuBoundTo.setSpuId(spuInfoEntity.getId());
        R r=couponFeignService.saveSpuBounds(spuBoundTo);
        if(r.getCode()!=0){
            log.error("保存spu的积分信息失败");
        }


        //5、保存当前spu对应的sku信息
        List<Skus> skus = vo.getSkus();
        if(!skus.isEmpty()){
            skus.forEach((item)->{
                SkuInfoEntity skuInfoEntity = new SkuInfoEntity();
                //获取当前sku的默认图片并设置
                String  defaultImage="";
                for (Images image: item.getImages()) {
                    if(image.getDefaultImg()==1){
                        defaultImage=image.getImgUrl();
                    }
                }
                //5.1)sku基本信息pms_sku_info
                //设置其他属性
                BeanUtils.copyProperties(item,skuInfoEntity);
                skuInfoEntity.setBrandId(spuInfoEntity.getBrandId());
                skuInfoEntity.setCatalogId(spuInfoEntity.getCatalogId());
                skuInfoEntity.setSaleCount(0L);
                skuInfoEntity.setSpuId(spuInfoEntity.getId());
                skuInfoEntity.setSkuDefaultImg(defaultImage);
                skuInfoService.save(skuInfoEntity);
                //5.2)sku的图片信息pms_sku_images
                //设置sku图片集
                //skuId从哪获取?
                Long skuId=skuInfoEntity.getSkuId();
                List<SkuImagesEntity> collect1 = item.getImages().stream().map((image) -> {
                    SkuImagesEntity skuImagesEntity = new SkuImagesEntity();
                    skuImagesEntity.setSkuId(skuId);
                    skuImagesEntity.setImgUrl(image.getImgUrl());
                    skuImagesEntity.setDefaultImg(image.getDefaultImg());
                    return skuImagesEntity;
                }).filter((entity)->{
                            return StringUtils.hasLength(entity.getImgUrl());
                        }).collect(Collectors.toList());

                skuImagesService.saveBatch(collect1);
                //5.3)sku的销售属性信息pms_sku_sale_attr_value
                List<Attr> attr = item.getAttr();

                List<SkuSaleAttrValueEntity> collect2 = attr.stream().map((a) -> {

                    SkuSaleAttrValueEntity skuSaleAttrValueEntity = new SkuSaleAttrValueEntity();
                    BeanUtils.copyProperties(a, skuSaleAttrValueEntity);
                    skuSaleAttrValueEntity.setSkuId(skuId);
                    return skuSaleAttrValueEntity;
                }).collect(Collectors.toList());
                skuSaleAttrValueService.saveBatch(collect2);

                //5.4)sku的优惠、满减等信息sms_sku_ladder、sms_sku_full_reduction、sms_member_price
                SkuReductionTo skuReductionTo = new SkuReductionTo();
                BeanUtils.copyProperties(item,skuReductionTo);
                skuReductionTo.setSkuId(skuId);
                if(skuReductionTo.getFullCount()>0 || skuReductionTo.getFullPrice().compareTo(new BigDecimal("0"))==1){
                    R r1=couponFeignService.saveSkuReduction(skuReductionTo);
                    if(r1.getCode()!=0){
                        log.error("保存sku的优惠、满减等信息失败");
                    }
                }

            });

        }




    }

    @Override
    public void saveBaseInfo(SpuInfoEntity spuInfoEntity) {
        this.baseMapper.insert(spuInfoEntity);
    }

    @Override
    public PageUtils queryPageCondition(Map<String, Object> params) {
        QueryWrapper<SpuInfoEntity> wrapper = new QueryWrapper<>();
        String key=(String)params.get("key");
        if(StringUtils.hasLength(key)){

            wrapper.and((w)->{
                w.eq("id",key).or().like("spu_name",key);
            });
        }

        String status=(String)params.get("status");
        if(StringUtils.hasLength(status)){
            wrapper.eq("publish_status",status);
        }

        String brandId=(String)params.get("brandId");
        if(StringUtils.hasLength(brandId)&&!"0".equalsIgnoreCase(brandId)){
            wrapper.eq("brand_id",brandId);
        }

        String catelogId=(String)params.get("catelogId");
        if(StringUtils.hasLength(catelogId)&&!"0".equalsIgnoreCase(catelogId)){
            wrapper.eq("catalog_id",catelogId);
        }
        IPage<SpuInfoEntity> page = this.page(
                new Query<SpuInfoEntity>().getPage(params),
                wrapper
        );
        return new PageUtils(page);
    }


}